O2 Ring Max – Smart Wrist Pulse Oximeter [SKU: N/A]

Out of stock

Recorded Parameters
Blood oxygen level, Pulse rate, Motion
Rechargeable lithium barrery
Built-in Memory
4 sections, up to 10 hours each section
Bluetooth 4.0 BLE
Remind Source
Low oxygen level, High/low pulse rate
Pulse Rate Accuracy
±2 bpm or ±2%
Pulse Rate Range
30 to 250 bpm
Blood Oxygen Accuracy
80-99%: ±2%, 70-79%: ±3%
Blood Oxygen Level Range
48mm x 28mm x 18mm


  • Record SpO2, PR, and motion, display the current SpO2, PI, PR

  • 72h battery life for one charge

  • Smart audio alert and vibration triggered by Low SpO2 or Low / High PR

  • 4 sections of 10-hour trend memory with data captured every two seconds

  • Bluetooth data transfer: real-time data, records and settings

Applicable Symptom—OSA and Hypoxia

Obstructive Sleep Apnea Risk Factors
The following groups of people may cause OSA

  • Are older

  • Have a family history of sleep apnea

  • Have asthma

  • Smoke

  • Have diabetes

  • Have high blood pressure

  • Have a higher risk of heart failure or stroke

  • Are overweight or obese

  • Have smaller airways in your nose, throat, or mouth

  • Have too much tissue at the back of your throat that hangs down to block your airway

The current treatment for OSA is ventilator, which delivers oxygen to the patient’s lungs to improve blood oxygen levels in the body. And Checkme O2  Max can monitor oxygen saturation for up to 72 hours.